2 × 5² × 7963

Prime Factor Structure

Factorization String 2 × 5^2 × 7963

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 740,652

Proper Divisor Sum 342,502

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #398149 ← → #398171

1 2 5 10 25 50 7,963 15,926 39,815 79,630 199,075 398,150

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

398,150 199,075 597,226 298,613 895,840 447,920 223,960 111,980 55,990 27,995 83,986 41,993 125,980 62,990 31,495 94,486 47,243 141,730 70,865 212,596 106,298 53,149 159,448 79,724 39,862 19,931 59,794 29,897 89,692 44,846 22,423 67,270 33,635 100,906 50,453 151,360 75,680 37,840 18,920 9,460 4,730 2,365 7,096 3,548 1,774 887 2,662 1,331 3,994 1,997 5,992 2,996 1,498 749 2,248 1,124 562 281 844 422

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